A canvas of a standard size (typically 36 × 28 in., 91.5 × 71 cm), especially as used for a life-size portrait (kit-cat portrait) showing the sitter's head, shoulders, and one or both hands.
（尤指用来作真人大小半身像的）标准尺寸画布（一般为36 × 28英寸，即91.5 × 71厘米）
Example sentencesExamples
The term ‘kit-cat’ is in consequence still used for portraits of this size, with one arm shown.
It is a kit-cat portrait of an elderly seated man, turned three-quarters left and looking forward.